23210203212112 has 40 divisors (see below), whose sum is σ = 52487511227136. Its totient is φ = 9735586755456.

The previous prime is 23210203212101. The next prime is 23210203212143. The reversal of 23210203212112 is 21121230201232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2204611303 + ... + 2204621830.

Almost surely, 2^{23210203212112} is an apocalyptic number.

It is an amenable number.

23210203212112 is an abundant number, since it is smaller than the sum of its proper divisors (29277308015024).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23210203212112 is a wasteful number, since it uses less digits than its factorization.

23210203212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4409233195 (or 4409233189 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 23210203212112 its reverse (21121230201232), we get a palindrome (44331433413344).

The spelling of 23210203212112 in words is "twenty-three trillion, two hundred ten billion, two hundred three million, two hundred twelve thousand, one hundred twelve".